Home / 49,014.20-73,463.70-20,934.20

Finding the Fourth Proportional to 49,014.20, 73,463.70 and 20,934.20

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Solution

The fourth proportional to 49,014.20, 73,463.70 and 20,934.20 is: 31,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,014.20 : 73,463.70 = 20,934.20 : x
  2. Step 2: Convert to fraction form
    49,014.20/73,463.70 = 20,934.20/x
  3. Step 3: Cross multiply
    49,014.20x = 73,463.70 × 20,934.20
  4. Step 4: Simplify right side
    49,014.20x = 1,537,903,788.54
  5. Step 5: Solve for x
    x = 1,537,903,788.54/49,014.20
  6. Step 6: Final answer
    x = 31,376.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.